ISRC USBC15900252

Verified recording

USBC15900252 is “The Nutcracker, Op. 71 (Excerpts): Waltz of the Flowers” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0x7b54165a11ddb0cff4ee10fe9671ebbcd4fb436680f12f7721b9de1f983668e3 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15900252.

Recording identifiers

ISRC
USBC15900252
Title
The Nutcracker, Op. 71 (Excerpts): Waltz of the Flowers
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0x7b54165a11ddb0cff4ee10fe9671ebbcd4fb436680f12f7721b9de1f983668e3

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:21ae86c7002bf633fd09a2408e85e2824819a1ce1e9a4ccf6e5206b52208410f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15900252
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: The Nutcracker, Op. 71 (Excerpts): Waltz of the Flowers · Machine-readable JSON-LD